What it is: A brightening treatment with high efficacy.Who it's for: Ideal for all skin types, including sensitive.What it does: The serum helps visibly brighten dark spots and improve skin's radiance without irritation.Key ingredients:- Hydroxysome calcium: provides barrier repair for sensitive skin to reduce fine lines and wrinkles- Bicoalgae® 3: two microalgae extracts for barrier function and melanin reduction- Optimmunist: provides instant and long-term relief for sensitive skinHow to use: Apply to clean, dry skin twice a day, morning and night. In the morning, pour one pipette length of the serum into the palm of your hand and apply it over your face and neck. Gently pat into your skin. Please allow five minutes for the serum to fully absorb into the skin before applying your moisturizer and SPF. At night, pour one pipette length of the serum into the palm of your hand and apply it over your face and neck. Gently pat into your skin. Please allow five minutes for the serum to fully absorb into the skin before applying your moisturizer. Dermatologist tested; ophthalmologist tested Noncomedogenic Paraben-free; phthalate-free; sulfate-free; silicone-free; formaldehyde-free; mineral oil-free; retinyl palmitate-free; oxybenzone-free; coal tar-free; hydroquinone-free; triclocarban-free; triclosan-free; fragrance-free Cruelty-free Made in the USA